What is database connection
Explain what is database connection?
Expert
A connection refers to the set of parameters which offers access to the RDBMS. These parameters involve the system information for example, user identification, the data account, and the path to database. Designer offers three types of connections:
a) Secured,
b) Shared, and
c) Personal.
Provide a brief introduction of the term ‘Data warehousing ’?
Write about the independent and dependent data marts.
What do you understand by the term cascading update in DBMS?
Explain the transformations which are used for the variable port?
Write down the differentiation between lookup and filter transformation?
What do you understand by the term ACID transaction in DBMS? Describe briefly?
Describe briefly Aggregate transformation?
Write down the security level employed in BO?
State the different steps of data warehouse design process.
What is cmaxpktsz good for in Sybase?
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